(idiomatic) Something that continues to be disputed; something on which no agreement can be reached

(anatomy) A U-shaped bone or complex of bones that is situated between the base of the tongue and the larynx and that supports the tongue, the larynx, and their muscles.

The cheekbone.

The cheekbone.

(anatomy) Either of a pair of bones that are situated behind and between the maxillae, in humans are of extremely irregular form, and make up parts of the eye socket, the nasal cavity, and the hard palate.

(idiomatic) The ulnar nerve in the elbow, which, when hit, causes a tingly sensation. / (figuratively) One's sense of humor.

The largest of the bones in the human wrist.

The bone at the back of the skull.

Either of two compound bones that collectively make up the sides and base of the skull.

(anatomy) Any one of three wedge-shaped bones of the foot.